19668210

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{257}}^1\times {\mathrm{2551}}^1$

素因数の和:2818

約数の個数: 32

約数和(自身を含む): 47405952

約数和(自身を除く): 27737742

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 257, 514, 771, 1285, 1542, 2551, 2570, 3855, 5102, 7653, 7710, 12755, 15306, 25510, 38265, 76530, 655607, 1311214, 1966821, 3278035, 3933642, 6556070, 9834105, 19668210]

約数ペア:

[(1, 19668210), (2, 9834105), (3, 6556070), (5, 3933642), (6, 3278035), (10, 1966821), (15, 1311214), (30, 655607), (257, 76530), (514, 38265), (771, 25510), (1285, 15306), (1542, 12755), (2551, 7710), (2570, 7653), (3855, 5102)]